A New York Times bestselling series A USA TODAY bestselling series A California Young Reader Medal–winning series Sophie battles the rebels—and recovers dark memories from her past—in this jaw-dropping fourth book in the bestselling Keeper of the Lost Cities series.Sophie Foster is on the run—but at least she’s not alone. Her closest friends from the Lost Cities have gone with her to join the Black Swan. They still have doubts about the shadowy organization, but the only way to find answers is to start working with them. And as they settle into their new lives, they uncover secrets bigger than anything they’d imagined. But their enemies are far from done, and unleash a terrifying plague that...
November 3, 2015